Commissioning; Gas Settings; Adaptation To A Different Gas Type; Checking/Setting The Combustion - REMEHA Gas 210 ECO PRO Service Manual

4 Commissioning

4 Commissioning
4.1

Gas settings

Tab.7 Factory setting G20 (H gas)
Parameter Description
Maximum speed for central heating
Minimum speed for central heating
Start speed
Restrictor ø (mm)
Fig.2 Replacing restrictor
Parameter Description
Maximum speed for central heating
Minimum speed for central heating
Start speed
Restrictor ø (mm)
12

4.1.1 Adaptation to a different gas type

Warning
Only a qualified installer may carry out the following operations.
Before operating with a different type of gas, carry out the following steps.
1. Check the correct diameter of the existing restrictor (see table) and
replace it if necessary.
2. Set the fan speed as indicated in the table for the relevant gas type.
The speed can be changed with a parameter setting.
Tab.8 Adjustment for gas type G31 (propane)
AD-3000112-01
3. Check the setting of the gas/air ratio.

4.1.2 Checking/setting the combustion

1. Unscrew the cap from the flue gas measuring point.
2. Insert the probe for the flue gas analyser into the measurement
opening.
Warning
During measurement, seal the opening around the sensor fully.
Note
The flue gas analyser must have a minimum accuracy of
±0.25% O
The flue gas analyser must meet the requirements of BS 7927
or BS-EN 503793 and be calibrated according to the manufac­
turer's requirements.
3. Measure the percentage of O
urements at full load and at part load.
Checking/setting values O
1. Set the boiler to full load.
2. Measure the percentage of O
3. Compare the measured value with the checking values in the table.
210-80 210-120
51 64
12 13
17 17
8,4 8,4
210-80 210-120
52 61
15 14
20 20
6,5 6,5
/CO .
2 2
/CO in the flue gases. Take meas­
2 2
/CO at full load
2 2
/CO in the flue gases.
2 2
210-160 210-200
48 57
10 12
17 17
– –
210-160 210-200
60 55
15 13
22 22
10 10
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